`TCustomBitmapSonogram32`
pt		DrawMagnitudeSlice
pt		FFTOrderChanged
pt		Touch
		Create
		Destroy
		ProcessSample32
		ProcessBlock32

`TCustomBitmapSonogram`
		Create
		Destroy

`TCustomSonogram`
pt		BuildDefaultColorScheme
pt		DrawMagnitudeSlice
pt		FFTOrderChanged
pt		LowerFrequencyChanged
pt		LogarithmicChanged
pt		MaximumLevelChanged
pt		MinimumLevelChanged
pt		OverlapFactorChanged
pt		UpperFrequencyChanged
pt		SampleRateChanged
pt		WindowClassChanged
		Create
		Destroy
		Reset

`TDspSampleRatePersistent`
pt		SampleRateChanged
pt		AssignTo
		Create

`TDspPersistent`

`TNotifiablePersistent`
pt		AssignTo
		Changed
		BeginUpdate
		EndUpdate

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